SN54HC688WR

更新时间： 2024-11-23 13:13:43

品牌	Logo	应用领域
德州仪器 - TI		/
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6页	92K
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SN54HC688WR 数据手册

SN54HC688, SN74HC688

8-BIT IDENTITY COMPARATORS

SCLS010B – DECEMBER 1982 – REVISED MAY 1997

SN54HC688 . . . J OR W PACKAGE

SN74HC688 . . . DW OR N PACKAGE

(TOP VIEW)

Compare Two 8-Bit Words

Package Options Include Plastic

Small-Outline (DW) and Ceramic Flat (W)

Packages, Ceramic Chip Carriers (FK), and

Standard Plastic (N) and Ceramic (J)

300-mil DIPs

P = Q

17 P7

16 Q6

15 P6

14 Q5

13 P5

12 Q4

11 P4

description

These identity comparators perform comparisons

of two 8-bit binary or BCD words. An

output-enable (OE) input may be used to force the

output to the high level.

GND 10

The SN54HC688 is characterized for operation

over the full military temperature range of –55°C

to 125°C. The SN74HC688 is characterized for

operation from –40°C to 85°C.

SN54HC688 . . . FK PACKAGE

(TOP VIEW)

FUNCTION TABLE

INPUTS

OUTPUT

DATA

20 19

P = Q

P, Q

P = Q

P > Q

P < Q

15 P6

9 10 11 12 13

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of Texas Instruments

standard warranty. Production processing does not necessarily include

testing of all parameters.

POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

12 3 4 5 6

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